From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 60780C43331 for ; Wed, 1 Apr 2020 07:13:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2F2D92071A for ; Wed, 1 Apr 2020 07:13:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731922AbgDAHNo (ORCPT ); Wed, 1 Apr 2020 03:13:44 -0400 Received: from mga03.intel.com ([134.134.136.65]:21691 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731680AbgDAHNn (ORCPT ); Wed, 1 Apr 2020 03:13:43 -0400 IronPort-SDR: m8KMCVdTPhRgkEcgPtMB7zVoWzbOCFo1aok0C368VDw0CGTXqF67et68XBv3zrCP9mD1VagyKy xeFWfqsVUyAQ== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Apr 2020 00:13:42 -0700 IronPort-SDR: j/V9mYQw38f565XZV0f40WaKx8s33Kr6QPs7TWpNd8NMiGo9Ce3fM+0HoILVkFzhKD+0JgCIGo AAj3UixF5OTA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.72,330,1580803200"; d="scan'208";a="249323455" Received: from fmsmsx107.amr.corp.intel.com ([10.18.124.205]) by orsmga003.jf.intel.com with ESMTP; 01 Apr 2020 00:13:41 -0700 Received: from shsmsx153.ccr.corp.intel.com (10.239.6.53) by fmsmsx107.amr.corp.intel.com (10.18.124.205) with Microsoft SMTP Server (TLS) id 14.3.439.0; Wed, 1 Apr 2020 00:13:41 -0700 Received: from shsmsx104.ccr.corp.intel.com ([169.254.5.225]) by SHSMSX153.ccr.corp.intel.com ([169.254.12.89]) with mapi id 14.03.0439.000; Wed, 1 Apr 2020 15:13:38 +0800 From: "Liu, Yi L" To: "Tian, Kevin" , Jacob Pan CC: Auger Eric , Lu Baolu , "iommu@lists.linux-foundation.org" , LKML , Joerg Roedel , "David Woodhouse" , Alex Williamson , Jean-Philippe Brucker , "Raj, Ashok" , "Christoph Hellwig" , Jonathan Cameron Subject: RE: [PATCH V10 08/11] iommu/vt-d: Add svm/sva invalidate function Thread-Topic: [PATCH V10 08/11] iommu/vt-d: Add svm/sva invalidate function Thread-Index: AQHV/w5hiFCIIwap/Eaujod2FPXZGKhdS4kAgAHvP4CAAk70gIABMDKAgACfq4CAAIq7wA== Date: Wed, 1 Apr 2020 07:13:38 +0000 Message-ID: References: <1584746861-76386-1-git-send-email-jacob.jun.pan@linux.intel.com> <1584746861-76386-9-git-send-email-jacob.jun.pan@linux.intel.com> <3215b83c-81f7-a30f-fe82-a51f29d7b874@redhat.com> <20200331135807.4e9976ab@jacob-builder> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-version: 11.2.0.6 dlp-reaction: no-action x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org PiBGcm9tOiBUaWFuLCBLZXZpbiA8a2V2aW4udGlhbkBpbnRlbC5jb20+DQo+IFNlbnQ6IFdlZG5l c2RheSwgQXByaWwgMSwgMjAyMCAyOjMwIFBNDQo+IFRvOiBKYWNvYiBQYW4gPGphY29iLmp1bi5w YW5AbGludXguaW50ZWwuY29tPg0KPiBTdWJqZWN0OiBSRTogW1BBVENIIFYxMCAwOC8xMV0gaW9t bXUvdnQtZDogQWRkIHN2bS9zdmEgaW52YWxpZGF0ZSBmdW5jdGlvbg0KPiANCj4gPiBGcm9tOiBK YWNvYiBQYW4gPGphY29iLmp1bi5wYW5AbGludXguaW50ZWwuY29tPg0KPiA+IFNlbnQ6IFdlZG5l c2RheSwgQXByaWwgMSwgMjAyMCA0OjU4IEFNDQo+ID4NCj4gPiBPbiBUdWUsIDMxIE1hciAyMDIw IDAyOjQ5OjIxICswMDAwDQo+ID4gIlRpYW4sIEtldmluIiA8a2V2aW4udGlhbkBpbnRlbC5jb20+ IHdyb3RlOg0KPiA+DQo+ID4gPiA+IEZyb206IEF1Z2VyIEVyaWMgPGVyaWMuYXVnZXJAcmVkaGF0 LmNvbT4NCj4gPiA+ID4gU2VudDogU3VuZGF5LCBNYXJjaCAyOSwgMjAyMCAxMTozNCBQTQ0KPiA+ ID4gPg0KPiA+ID4gPiBIaSwNCj4gPiA+ID4NCj4gPiA+ID4gT24gMy8yOC8yMCAxMTowMSBBTSwg VGlhbiwgS2V2aW4gd3JvdGU6DQo+ID4gPiA+ID4+IEZyb206IEphY29iIFBhbiA8amFjb2IuanVu LnBhbkBsaW51eC5pbnRlbC5jb20+DQo+ID4gPiA+ID4+IFNlbnQ6IFNhdHVyZGF5LCBNYXJjaCAy MSwgMjAyMCA3OjI4IEFNDQo+ID4gPiA+ID4+DQo+ID4gPiA+ID4+IFdoZW4gU2hhcmVkIFZpcnR1 YWwgQWRkcmVzcyAoU1ZBKSBpcyBlbmFibGVkIGZvciBhIGd1ZXN0IE9TIHZpYQ0KPiA+ID4gPiA+ PiB2SU9NTVUsIHdlIG5lZWQgdG8gcHJvdmlkZSBpbnZhbGlkYXRpb24gc3VwcG9ydCBhdCBJT01N VSBBUEkNCj4gPiA+ID4gPj4gYW5kDQo+ID4gPiA+IGRyaXZlcg0KPiA+ID4gPiA+PiBsZXZlbC4g VGhpcyBwYXRjaCBhZGRzIEludGVsIFZULWQgc3BlY2lmaWMgZnVuY3Rpb24gdG8NCj4gPiA+ID4g Pj4gaW1wbGVtZW50IGlvbW11IHBhc3Nkb3duIGludmFsaWRhdGUgQVBJIGZvciBzaGFyZWQgdmly dHVhbCBhZGRyZXNzLg0KPiA+ID4gPiA+Pg0KPiA+ID4gPiA+PiBUaGUgdXNlIGNhc2UgaXMgZm9y IHN1cHBvcnRpbmcgY2FjaGluZyBzdHJ1Y3R1cmUgaW52YWxpZGF0aW9uDQo+ID4gPiA+ID4+IG9m IGFzc2lnbmVkIFNWTSBjYXBhYmxlIGRldmljZXMuIEVtdWxhdGVkIElPTU1VIGV4cG9zZXMgcXVl dWUNCj4gPiA+ICBbLi4uXQ0KPiA+ID4gIFsuLi5dDQo+ID4gPiA+IHRvDQo+ID4gPiA+ID4+ICsg KiBWVC1kIGdyYW51bGFyaXR5LiBJbnZhbGlkYXRpb24gaXMgdHlwaWNhbGx5IGluY2x1ZGVkIGlu IHRoZQ0KPiA+ID4gPiA+PiB1bm1hcA0KPiA+ID4gPiBvcGVyYXRpb24NCj4gPiA+ID4gPj4gKyAq IGFzIGEgcmVzdWx0IG9mIERNQSBvciBWRklPIHVubWFwLiBIb3dldmVyLCBmb3IgYXNzaWduZWQN Cj4gPiA+ID4gPj4gZGV2aWNlcw0KPiA+ID4gPiBndWVzdA0KPiA+ID4gPiA+PiArICogb3ducyB0 aGUgZmlyc3QgbGV2ZWwgcGFnZSB0YWJsZXMuIEludmFsaWRhdGlvbnMgb2YNCj4gPiA+ID4gPj4g dHJhbnNsYXRpb24gY2FjaGVzIGluDQo+ID4gPiA+IHRoZQ0KPiA+ID4gIFsuLi5dDQo+ID4gPiAg Wy4uLl0NCj4gPiA+ICBbLi4uXQ0KPiA+ID4gPg0KPiA+IGludl90eXBlX2dyYW51X21hcFtJT01N VV9DQUNIRV9JTlZfVFlQRV9OUl1bSU9NTVVfSU5WX0dSQU5VXw0KPiA+ID4gPiA+PiBOUl0gPSB7 DQo+ID4gPiA+ID4+ICsJLyoNCj4gPiA+ID4gPj4gKwkgKiBQQVNJRCBiYXNlZCBJT1RMQiBpbnZh bGlkYXRpb246IFBBU0lEIHNlbGVjdGl2ZSAocGVyDQo+ID4gPiA+ID4+IFBBU0lEKSwNCj4gPiA+ ID4gPj4gKwkgKiBwYWdlIHNlbGVjdGl2ZSAoYWRkcmVzcyBncmFudWxhcml0eSkNCj4gPiA+ID4g Pj4gKwkgKi8NCj4gPiA+ID4gPj4gKwl7MCwgMSwgMX0sDQo+ID4gPiA+ID4+ICsJLyogUEFTSUQg YmFzZWQgZGV2IFRMQnMsIG9ubHkgc3VwcG9ydCBhbGwgUEFTSURzIG9yDQo+ID4gPiA+ID4+IHNp bmdsZSBQQVNJRCAqLw0KPiA+ID4gPiA+PiArCXsxLCAxLCAwfSwNCj4gPiA+ID4gPg0KPiA+ID4g PiA+IElzIHRoaXMgY29tYmluYXRpb24gY29ycmVjdD8gd2hlbiBzaW5nbGUgUEFTSUQgaXMgYmVp bmcNCj4gPiA+ID4gPiBzcGVjaWZpZWQsIGl0IGlzIGVzc2VudGlhbGx5IGEgcGFnZS1zZWxlY3Rp dmUgaW52YWxpZGF0aW9uIHNpbmNlDQo+ID4gPiA+ID4geW91IG5lZWQgcHJvdmlkZSBBZGRyZXNz IGFuZCBTaXplLg0KPiA+ID4gPiBJc24ndCBpdCB0aGUgc2FtZSB3aGVuIEc9MT8gU3RpbGwgdGhl IGFkZHIvc2l6ZSBpcyB1c2VkLiBEb2Vzbid0DQo+ID4gPiA+IGl0DQo+ID4gPg0KPiA+ID4gSSB0 aG91Z2h0IGFkZHIvc2l6ZSBpcyBub3QgdXNlZCB3aGVuIEc9MSwgYnV0IGl0IG1pZ2h0IGJlIHdy b25nLiBJJ20NCj4gPiA+IGNoZWNraW5nIHdpdGggb3VyIHZ0LWQgc3BlYyBvd25lci4NCj4gPiA+ DQo+ID4NCj4gPiA+ID4gY29ycmVzcG9uZCB0byBJT01NVV9JTlZfR1JBTlVfQUREUiB3aXRoDQo+ IElPTU1VX0lOVl9BRERSX0ZMQUdTX1BBU0lEDQo+ID4gPiA+IGZsYWcgdW5zZXQ/DQo+ID4gPiA+ DQo+ID4gPiA+IHNvIHswLCAwLCAxfT8NCj4gPiA+DQo+ID4gSSBhbSBub3Qgc3VyZSBJIGdvdCB5 b3VyIGxvZ2ljLiBUaGUgdGhyZWUgZmllbGRzIGNvcnJlc3BvbmQgdG8NCj4gPiAJSU9NTVVfSU5W X0dSQU5VX0RPTUFJTiwJLyogZG9tYWluLXNlbGVjdGl2ZQ0KPiA+IGludmFsaWRhdGlvbiAqLw0K PiA+IAlJT01NVV9JTlZfR1JBTlVfUEFTSUQsCS8qIFBBU0lELXNlbGVjdGl2ZSBpbnZhbGlkYXRp b24gKi8NCj4gPiAJSU9NTVVfSU5WX0dSQU5VX0FERFIsCS8qIHBhZ2Utc2VsZWN0aXZlIGludmFs aWRhdGlvbiAqDQo+ID4NCj4gPiBGb3IgZGV2VExCLCB3ZSB1c2UgZG9tYWluIGFzIGdsb2JhbCBz aW5jZSB0aGVyZSBpcyBubyBkb21haW4uIFRoZW4gSQ0KPiA+IGNhbWUgdXAgd2l0aCB7MSwgMSwg MH0sIHdoaWNoIG1lYW5zIHdlIGNvdWxkIGhhdmUgZ2xvYmFsIGFuZCBwYXNpZA0KPiA+IGdyYW51 IGludmFsaWRhdGlvbiBmb3IgUEFTSUQgYmFzZWQgZGV2VExCLg0KPiA+DQo+ID4gSWYgdGhlIGNh bGxlciBhbHNvIHByb3ZpZGUgYWRkciBhbmQgUyBiaXQsIHRoZSBmbHVzaCByb3V0aW5lIHdpbGwg cHV0DQo+IA0KPiAiYWxzbyIgLT4gIm11c3QiLCBiZWNhdXNlIHZ0LWQgcmVxdWlyZXMgYWRkci9z aXplIG11c3QgYmUgcHJvdmlkZWQgaW4NCj4gZGV2dGxiDQo+IGRlc2NyaXB0b3IsIHRoYXQgaXMg d2h5IEVyaWMgc3VnZ2VzdHMgezAsIDAsIDF9Lg0KDQpJIHRoaW5rIGl0IHNob3VsZCBiZSB7MCwg MCwgMX0gOi0pIGFkZHIgZmllbGQgYW5kIFMgZmllbGQgYXJlIG11c3QsIHBhc2lkDQpmaWVsZCBk ZXBlbmRzIG9uIEcgYml0Lg0KDQpJIGRpZG7igJl0IHJlYWQgdGhyb3VnaCBhbGwgY29tbWVudHMu IEhlcmUgaXMgYSBjb25jZXJuIHdpdGggdGhpcyAyLUQgdGFibGUsDQp0aGUgaW9tbXUgY2FjaGUg dHlwZSBpcyBkZWZpbmVkIGFzIGJlbG93LiBJIHN1cHBvc2UgdGhlcmUgaXMgYSBwcm9ibGVtIGhl cmUuDQpJZiBJJ20gdXNpbmcgSU9NTVVfQ0FDSEVfSU5WX1RZUEVfUEFTSUQsIGl0IHdpbGwgYmV5 b25kIHRoZSAyLUQgdGFibGUuDQoNCi8qIElPTU1VIHBhZ2luZyBzdHJ1Y3R1cmUgY2FjaGUgKi8N CiNkZWZpbmUgSU9NTVVfQ0FDSEVfSU5WX1RZUEVfSU9UTEIgICAgICAoMSA8PCAwKSAvKiBJT01N VSBJT1RMQiAqLw0KI2RlZmluZSBJT01NVV9DQUNIRV9JTlZfVFlQRV9ERVZfSU9UTEIgICgxIDw8 IDEpIC8qIERldmljZSBJT1RMQiAqLw0KI2RlZmluZSBJT01NVV9DQUNIRV9JTlZfVFlQRV9QQVNJ RCAgICAgICgxIDw8IDIpIC8qIFBBU0lEIGNhY2hlICovDQojZGVmaW5lIElPTU1VX0NBQ0hFX0lO Vl9UWVBFX05SICAgICAgICAgKDMpDQoNCj4gPg0KPiA+ID4gSSBoYXZlIG9uZSBtb3JlIG9wZW46 DQo+ID4gPg0KPiA+ID4gSG93IGRvZXMgdXNlcnNwYWNlIGtub3cgd2hpY2ggaW52YWxpZGF0aW9u IHR5cGUvZ3JhbiBpcyBzdXBwb3J0ZWQ/DQo+ID4gPiBJIGRpZG4ndCBzZWUgc3VjaCBjYXBhYmls aXR5IHJlcG9ydGluZyBpbiBZaSdzIFZGSU8gdlNWQSBwYXRjaCBzZXQuDQo+ID4gPiBEbyB3ZSB3 YW50IHRoZSB1c2VyL2tlcm5lbCBhc3N1bWUgdGhlIHNhbWUgY2FwYWJpbGl0eSBzZXQgaWYgdGhl eQ0KPiA+ID4gYXJlIGFyY2hpdGVjdHVyYWw/IEhvd2V2ZXIgdGhlIGtlcm5lbCBjb3VsZCBhbHNv IGRvIHNvbWUNCj4gPiA+IG9wdGltaXphdGlvbiBlLmcuIGhpZGUgZGV2dGxiIGludmFsaWRhdGlv biBjYXBhYmlsaXR5IGdpdmVuIHRoYXQgdGhlDQo+ID4gPiBrZXJuZWwgYWxyZWFkeSBpbnZhbGlk YXRlIGRldnRsYiBhdXRvbWF0aWNhbGx5IHdoZW4gc2VydmluZyBpb3RsYg0KPiA+ID4gaW52YWxp ZGF0aW9uLi4uDQo+ID4gPg0KPiA+IEluIGdlbmVyYWwsIHdlIGFyZSB0cmVuZGluZyB0byB1c2Ug VkZJTyBjYXBhYmlsaXR5IGNoYWluIHRvIGV4cG9zZQ0KPiA+IGlvbW11IGNhcGFiaWxpdGllcy4N Cj4gPg0KPiA+IEJ1dCBmb3IgYXJjaGl0ZWN0dXJhbCBmZWF0dXJlcyBzdWNoIGFzIHR5cGUvZ3Jh bnUsIHdlIGhhdmUgdG8gYXNzdW1lDQo+ID4gdGhlIHNhbWUgY2FwYWJpbGl0eSBiZXR3ZWVuIGhv c3QgJiBndWVzdC4gR3JhbnUgYW5kIHR5cGVzIGFyZSBub3QNCj4gPiBlbnVtZXJhdGVkIG9uIHRo ZSBob3N0IElPTU1VIGVpdGhlci4NCj4gPg0KPiA+IEZvciBkZXZUTEIgb3B0aW1pemF0aW9uLCBJ IGFncmVlIHdlIG5lZWQgdG8gZXhwb3NlIGEgY2FwYWJpbGl0eSB0byB0aGUNCj4gPiBndWVzdCBz dGF0aW5nIHRoYXQgaW1wbGljaXQgZGV2dGxiIGludmFsaWRhdGlvbiBpcyBzdXBwb3J0ZWQuDQo+ ID4gT3RoZXJ3aXNlLCBpZiBMaW51eCBndWVzdCBydW5zIG9uIG90aGVyIE9TZXMgbWF5IG5vdCBz dXBwb3J0IGltcGxpY2l0DQo+ID4gZGV2dGxiIGludmFsaWRhdGlvbi4NCj4gPg0KPiA+IFJpZ2h0 IFlpPw0KPiANCj4gVGhhbmtzIGZvciBleHBsYW5hdGlvbi4gU28gd2UgYXJlIGFzc3VtZWQgdG8g c3VwcG9ydCBhbGwgb3BlcmF0aW9ucw0KPiBkZWZpbmVkIGluIHNwZWMsIHNvIG5vIG5lZWQgdG8g ZXhwb3NlIHRoZW0gb25lLWJ5LW9uZS4gRm9yIG9wdGltaXphdGlvbiwNCj4gSSdtIGZpbmUgdG8g ZG8gaXQgbGF0ZXIuDQoNCnllcy4gOi0pDQoNClJlZ2FyZHMsDQpZaSBMaXUNCg0K